Click on the third or sixth rank to set the en passant target square.

EGTB: draw

# move score
1 Rc1 draw
2 Rc2 draw
3 Rc3 draw
4 Rc4 draw
5 Rc8 draw
6 Re5 draw
7 Rf5 draw
8 Rg5 draw
9 Rh5 draw
10 Ka7 loss in 2 half-moves
11 Kb7 loss in 2 half-moves
12 Kb8 loss in 2 half-moves
13 Ra5 loss in 2 half-moves
14 Rb5 loss in 2 half-moves
15 Rc6 loss in 2 half-moves
16 Rc7 loss in 2 half-moves
17 Rd5 loss in 2 half-moves